package com.leyou.search.mq;

import com.leyou.search.service.SearchService;
import org.springframework.amqp.core.ExchangeTypes;
import org.springframework.amqp.rabbit.annotation.Exchange;
import org.springframework.amqp.rabbit.annotation.Queue;
import org.springframework.amqp.rabbit.annotation.QueueBinding;
import org.springframework.amqp.rabbit.annotation.RabbitListener;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;

import static com.leyou.common.constants.MQConstants.ExchangeConstants.ITEM_EXCHANGE_NAME;
import static com.leyou.common.constants.MQConstants.QueueConstants.SEARCH_ITEM_DOWN;
import static com.leyou.common.constants.MQConstants.QueueConstants.SEARCH_ITEM_UP;
import static com.leyou.common.constants.MQConstants.RoutingKeyConstants.ITEM_DOWN_KEY;
import static com.leyou.common.constants.MQConstants.RoutingKeyConstants.ITEM_UP_KEY;


/**
 * 监听mq类
 */

@Component
public class ItemListener {

    @Autowired
    private SearchService searchService;

    /**
     * 上架自动更新
     */
    @RabbitListener(bindings = @QueueBinding(
            value = @Queue(name = SEARCH_ITEM_UP ,durable = "true"),
            exchange = @Exchange(name = ITEM_EXCHANGE_NAME , type = ExchangeTypes.TOPIC),
            key = ITEM_UP_KEY
    ))
    public void listenerUp(Long spuId){
        //判断是否是空
        if (spuId != null){
            //商品已经上架需要重新更新索引库
            searchService.saveById(spuId);
        }
    }

    /**
     * 下架自动更新
     */
    @RabbitListener(bindings = @QueueBinding(
            value =@Queue(name = SEARCH_ITEM_DOWN ,durable = "true"),
            exchange = @Exchange(name = ITEM_EXCHANGE_NAME , type = ExchangeTypes.TOPIC),
            key = ITEM_DOWN_KEY
    ))
    public void listenerDown(Long spuId){
        //判断是否是空
        if (spuId != null){
            //商品已经下架需要重新更新索引库
            searchService.deleteById(spuId);
        }
    }
}
